ὀξύγαρον
From LSJ
εἰ μὴ προσέθηκα καὶ κατεσιώπησα ψυχήν μου, ὡς τὸ ἀπογεγαλακτισμένος ἐπὶ μητέρα αὐτοῦ → surely I have calmed and quieted my soul like a weaned child on its mother's shoulder
English (LSJ)
τό,
A sauce of vinegar and γάρον, Arr. Epict.2.20.30, Gal.6.534, Ath.2.67e, 9.366c:—also ὀξόγαρον, Gloss., condemned by Phryn.PSp.97 B.